#include <stdio.h>    
#include <stdlib.h>    
#include <string.h>   
#include <time.h>   
#include <unistd.h>   
#include <libmemcached/memcached.h>   

#define DEBUG_READ 1 

 static memcached_st *memc;

void Init_memcached()
{
    memcached_return rc;   
    memcached_server_st *servers;   

    //connect multi server    
    memc = memcached_create(NULL);   

    servers = memcached_server_list_append(NULL, (char*)"localhost", 11211, &rc);   
    //servers = memcached_server_list_append(servers, (char*)"localhost", 30000, &rc);   

    rc = memcached_server_push(memc, servers);  
    memcached_server_free(servers);    

    memcached_behavior_set(memc,MEMCACHED_BEHAVIOR_DISTRIBUTION,MEMCACHED_DISTRIBUTION_CONSISTENT);  
    memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_RETRY_TIMEOUT, 20) ;  
    //  memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS, 1) ;  // 同时设置MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT 和 MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS   
    memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT, 5) ;  
    memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS, 1) ;  
}

int Insert(const char* key, const char* value,time_t expiration)
{
    if (NULL == key || NULL == value)
    {  
        return -1;
    }

    uint32_t flags = 0;

    memcached_return rc;
    rc = memcached_set(memc, key, strlen(key),value, strlen(value), expiration, flags);
    // insert ok
    if (MEMCACHED_SUCCESS == rc)
    {
        return 1;
    }
    else
    {
        return 0;
    }
};
 
const char* Get(const char* key)
{
     if (NULL == key)
     {  
        return "no key";
     }

    uint32_t flags = 0;

    memcached_return rc;

    size_t value_length;
    char* value = memcached_get(memc, key, strlen(key), &value_length, &flags, &rc);

    // get ok
    if(rc == MEMCACHED_SUCCESS)
    {  
        return value;
    }

    return "no value";
};

int main(int argc, char *argv[])   
{   
   
    Init_memcached();

    const char *mem_key    = "/test.html";
    const char *mem_value    = "what a beautifule day!\r\nYes, it is.";
    
    
#if DEBUG_READ    
    int result = Insert(mem_key,mem_value, 0);   
    if(result)
    {
        printf("insert key: %s, value: %s\n", mem_key, mem_value);
    }
#endif  
        
    const char* get_value =  Get(mem_key);    
    printf("get_value: %s\n", get_value);

     //free    
     if(memc)
     {
        memcached_free(memc);
     }
         
      return 0;   
}